For the given correspondence, write the domain and the range. Then determine whether the correspondence is a function.{(-10, 1), (-2, -7), (0, -2), (9, 1)}
A. domain: {-7, -2, 1}, range: {-10, -2, 0, 9}; Yes, it is a function.
B. domain: {-10, -2, 0, 9}, range: {-7, -2, 1}; No, it is a not a function.
C. domain: {-10, -2, 0, 9}, range: {-7, -2, 1}; Yes, it is a function.
D. domain: {-7, -2, 1}, range: {-10, -2, 0, 9}; No, it is a not a function.
Answer: C
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Find the domain and range of the function represented in the graph.
A. Domain: [0, 2?]; Range: [0, 3] B. Domain: [-3, 3]; Range: [-?, 2?] C. Domain: [-?, 2?]; Range: [-3, 3] D. Domain: [?, 2?]; Range: [-4, 2]
Determine a formula for the exponential function.
A. f(x) = 16 ? 2x B. f(x) = 4 ? 16x C. f(x) = 4 ? 0.5x D. f(x) = 4 ? 2x
Solve the problem. Write your answer as a mixed number when possible.A biology experiment required pouring 
gallon of nutrient solution and 
gallon of pure water into a tank. At the end of the experiment, 
gallon of fluid had evaporated. How much fluid remained in the tank?
A. 
gallons(s)
B. 
gallon(s)
C. 
gallon(s)
D. 
gallon(s)
Solve.
x2 - 
x - 
= 0
A. 
B. 
C. 
D. {5}